Ion Exchange in an Axon (Sodium In, Potassium Out) Is

question 519

Multiple Choice

Ion exchange in an axon (sodium in, potassium out) is the basis for

• A)establishing a resting potential
• B)generating an action potential
• C)generating graded potentials
• D)increasing the rate of firing
• E)the formation of vesicles

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Definitions:

Neurotransmitters

Chemical substances that transmit signals across a synaptic gap from one neuron to another in the nervous system.

Bloodstream

The bloodstream is the flowing blood within the circulatory system of the body, responsible for transporting oxygen, nutrients, and waste products to and from body tissues.

Visual Field

The entire space observable in peripheral view when focusing the eye on a single central location.

Retina

A tissue layer located at the back of the eye, sensitive to light, tasked with transforming light into neural signals enabling vision.